fix CPU usage
fix CPU usage

miyouzi/ch-docker-ssr,shadowsocksr-backup/shadowsocksr,shadowsocksr-backup/shadowsocksr,miyouzi/ch-docker-ssr,shadowsocksR-private/shadowsocksR,monokoo/shadowsocks,shadowsocksR-private/shadowsocksR,loveward/yingsuo,loveward/yingsuo,monokoo/shadowsocks,ZeroClover/shadowsocksr